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Q. What is compound?
A compound is a substance which consists of two or more elements chemically combined. The elements in a compound aren't simply mingled together as they are in a mixture. In its place they are combined in a way such that the compound has properties that are different from those of the elements of which it is composed. Every compound is represented by a formula a combination of the symbols of the elements that make up the compounds. You may already recognize some chemical formulas such as H2O for water, NaCl for table salt and NH3 for ammonia.
The position and velocity of a small particle like electron cannot be simultaneously determined." This statement is: (1) Heisenberg uncertainty principle (2) Principle of
D BLOCK ELIMENT
in ecm some have positive eo values
Q. Uses of Aluminium? Aluminium exhibits useful properties of low density, high thermal and electrical conductivity, and good corrosion resistance with non-toxic nature of the
Dessicants(drying agents) can often be regenerated by heating. A dessicant that is commonly regenerated is CaSO 4 .2H 2 O:
convert benzene to phathalic acid #Minimum 100 words accepted#
similarity between later actinide and later actinide
1. List possible manipulation errors that might contribute to the following errors in results: 1) obtaining a significantly larger amount of NaCl than was present in the original
Glucose and fructose are epimers so they are differ in their second carbon position and remaining is same so when they react with phenylhydrazeen they give same osazone
a. How does vulcanization change the character of natural rubber? b. Why are the numbers 66 and 6 put in the names of nylon-66 and nylon-6?
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